Began in 2009:
https://sfbangalore.org/
San Francisco – Bangalore Sister City Initiative was established in 2009 to engage Individuals and Institutions in Bangalore and San Francisco in creating sustainable 21st century cities through an exchange of environmental, economic, cultural and research ideas, expertise and resources.
[..]
https://www.sfchronicle.com/business/article/S-F-sustains-ti...
[..]Next month, a delegation of city officials and corporate executives, led by Mayor Gavin Newsom, will be spending three days in Bangalore, where initial agreements on projects involving sustainable building, health technology, water treatment and solid waste management are expected to be signed. All areas in which Bangalore, India's version of Silicon Valley, have said it could use some help.[..]
But..they came back with a grand plan for much higher density housing plans for Bay Area. High density housing and CEQA bashing and rezoning became policy then. Thats around when all that talk began..
They never did bring back networked public transportation that is the most crucial requirement for overpopulated high density cities.
Americans and Californians have no clue about what ‘high density’ means to resource scarcity and how it will make a city unlivable.
Lost a lot of friends when I tried to explain it.
Bay Area is a mess. PG&E is fleecing customers and it’s a monopoly. Even solar has to come through the grid. Water costs keeps on increasing. Traffic is a nightmare. Public schools are overcrowded. No new infrastructure. The cost of living in all of the state mandated high density cities in the Bay Area has only soared.
Calling Bay Area a ‘mess’ is like naming Tyrannosaurus Rex, “Little Fatty’.